Dec 19 21:28:10.693 INFO checking Vallium/rubik-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:28:10.693 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Vallium/rubik-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:28:11.258 INFO [stdout] f032a0fa20e41ff36351fcef3070d072b52ab95d43b53ef77c7fb7e8817289a8
Dec 19 21:28:11.260 INFO running `"docker" "start" "-a" "f032a0fa20e41ff36351fcef3070d072b52ab95d43b53ef77c7fb7e8817289a8"`
Dec 19 21:28:13.508 INFO [stderr]     Checking bincode v0.9.2
Dec 19 21:28:14.364 INFO [stderr]     Checking rubik v0.1.0 (/opt/crater/workdir)
Dec 19 21:28:15.909 INFO [stderr] warning: field is never used: `twist`
Dec 19 21:28:15.910 INFO [stderr]   --> src/coordinate/mod.rs:26:5
Dec 19 21:28:15.910 INFO [stderr]    |
Dec 19 21:28:15.910 INFO [stderr] 26 |     twist: u32,
Dec 19 21:28:15.910 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 21:28:15.911 INFO [stderr]    |
Dec 19 21:28:15.911 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:28:15.911 INFO [stderr] 
Dec 19 21:28:15.911 INFO [stderr] warning: field is never used: `flip`
Dec 19 21:28:15.912 INFO [stderr]   --> src/coordinate/mod.rs:27:5
Dec 19 21:28:15.912 INFO [stderr]    |
Dec 19 21:28:15.912 INFO [stderr] 27 |     flip: u32,
Dec 19 21:28:15.913 INFO [stderr]    |     ^^^^^^^^^
Dec 19 21:28:15.913 INFO [stderr] 
Dec 19 21:28:15.913 INFO [stderr] warning: field is never used: `parity`
Dec 19 21:28:15.913 INFO [stderr]   --> src/coordinate/mod.rs:28:5
Dec 19 21:28:15.913 INFO [stderr]    |
Dec 19 21:28:15.914 INFO [stderr] 28 |     parity: u32,
Dec 19 21:28:15.914 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 21:28:15.914 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: field is never used: `fr_to_br`
Dec 19 21:28:15.915 INFO [stderr]   --> src/coordinate/mod.rs:29:5
Dec 19 21:28:15.915 INFO [stderr]    |
Dec 19 21:28:15.915 INFO [stderr] 29 |     fr_to_br: u32,
Dec 19 21:28:15.915 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: field is never used: `urf_to_dlf`
Dec 19 21:28:15.915 INFO [stderr]   --> src/coordinate/mod.rs:30:5
Dec 19 21:28:15.915 INFO [stderr]    |
Dec 19 21:28:15.915 INFO [stderr] 30 |     urf_to_dlf: u32,
Dec 19 21:28:15.915 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: field is never used: `ur_to_ul`
Dec 19 21:28:15.915 INFO [stderr]   --> src/coordinate/mod.rs:31:5
Dec 19 21:28:15.915 INFO [stderr]    |
Dec 19 21:28:15.915 INFO [stderr] 31 |     ur_to_ul: u32,
Dec 19 21:28:15.915 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: field is never used: `ub_to_df`
Dec 19 21:28:15.915 INFO [stderr]   --> src/coordinate/mod.rs:32:5
Dec 19 21:28:15.915 INFO [stderr]    |
Dec 19 21:28:15.915 INFO [stderr] 32 |     ub_to_df: u32,
Dec 19 21:28:15.915 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: field is never used: `ur_to_df`
Dec 19 21:28:15.915 INFO [stderr]   --> src/coordinate/mod.rs:33:5
Dec 19 21:28:15.915 INFO [stderr]    |
Dec 19 21:28:15.915 INFO [stderr] 33 |     ur_to_df: u32,
Dec 19 21:28:15.915 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: field is never used: `max_depth`
Dec 19 21:28:15.915 INFO [stderr]  --> src/solver/mod.rs:4:5
Dec 19 21:28:15.915 INFO [stderr]   |
Dec 19 21:28:15.915 INFO [stderr] 4 |     max_depth: u8,
Dec 19 21:28:15.915 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 19 21:28:15.915 INFO [stderr]  --> src/main.rs:1:12
Dec 19 21:28:15.915 INFO [stderr]   |
Dec 19 21:28:15.915 INFO [stderr] 1 | #![feature(inclusive_range_syntax)]
Dec 19 21:28:15.915 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:28:15.915 INFO [stderr]   |
Dec 19 21:28:15.915 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.915 INFO [stderr] warning: literal out of range for i8
Dec 19 21:28:15.915 INFO [stderr]    --> src/coordinate/mod.rs:527:27
Dec 19 21:28:15.915 INFO [stderr]     |
Dec 19 21:28:15.915 INFO [stderr] 527 |             arr[i / 2] &= 0xf0 | value;
Dec 19 21:28:15.915 INFO [stderr]     |                           ^^^^
Dec 19 21:28:15.915 INFO [stderr]     |
Dec 19 21:28:15.915 INFO [stderr]     = note: #[warn(overflowing_literals)] on by default
Dec 19 21:28:15.915 INFO [stderr]     = note: the literal `0xf0` (decimal `240`) does not fit into an `i8` and will become `-16i8`
Dec 19 21:28:15.915 INFO [stderr]     = help: consider using `u8` instead
Dec 19 21:28:15.915 INFO [stderr] 
Dec 19 21:28:15.957 INFO [stderr] warning: field is never used: `twist`
Dec 19 21:28:15.957 INFO [stderr]   --> src/coordinate/mod.rs:26:5
Dec 19 21:28:15.958 INFO [stderr]    |
Dec 19 21:28:15.958 INFO [stderr] 26 |     twist: u32,
Dec 19 21:28:15.958 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 21:28:15.959 INFO [stderr]    |
Dec 19 21:28:15.959 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:28:15.959 INFO [stderr] 
Dec 19 21:28:15.960 INFO [stderr] warning: field is never used: `flip`
Dec 19 21:28:15.960 INFO [stderr]   --> src/coordinate/mod.rs:27:5
Dec 19 21:28:15.960 INFO [stderr]    |
Dec 19 21:28:15.961 INFO [stderr] 27 |     flip: u32,
Dec 19 21:28:15.961 INFO [stderr]    |     ^^^^^^^^^
Dec 19 21:28:15.961 INFO [stderr] 
Dec 19 21:28:15.961 INFO [stderr] warning: field is never used: `parity`
Dec 19 21:28:15.962 INFO [stderr]   --> src/coordinate/mod.rs:28:5
Dec 19 21:28:15.962 INFO [stderr]    |
Dec 19 21:28:15.962 INFO [stderr] 28 |     parity: u32,
Dec 19 21:28:15.962 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 21:28:15.963 INFO [stderr] 
Dec 19 21:28:15.963 INFO [stderr] warning: field is never used: `fr_to_br`
Dec 19 21:28:15.963 INFO [stderr]   --> src/coordinate/mod.rs:29:5
Dec 19 21:28:15.963 INFO [stderr]    |
Dec 19 21:28:15.964 INFO [stderr] 29 |     fr_to_br: u32,
Dec 19 21:28:15.964 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.964 INFO [stderr] 
Dec 19 21:28:15.964 INFO [stderr] warning: field is never used: `urf_to_dlf`
Dec 19 21:28:15.965 INFO [stderr]   --> src/coordinate/mod.rs:30:5
Dec 19 21:28:15.965 INFO [stderr]    |
Dec 19 21:28:15.965 INFO [stderr] 30 |     urf_to_dlf: u32,
Dec 19 21:28:15.965 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 21:28:15.966 INFO [stderr] 
Dec 19 21:28:15.966 INFO [stderr] warning: field is never used: `ur_to_ul`
Dec 19 21:28:15.966 INFO [stderr]   --> src/coordinate/mod.rs:31:5
Dec 19 21:28:15.966 INFO [stderr]    |
Dec 19 21:28:15.967 INFO [stderr] 31 |     ur_to_ul: u32,
Dec 19 21:28:15.967 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.967 INFO [stderr] 
Dec 19 21:28:15.967 INFO [stderr] warning: field is never used: `ub_to_df`
Dec 19 21:28:15.968 INFO [stderr]   --> src/coordinate/mod.rs:32:5
Dec 19 21:28:15.968 INFO [stderr]    |
Dec 19 21:28:15.968 INFO [stderr] 32 |     ub_to_df: u32,
Dec 19 21:28:15.968 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.969 INFO [stderr] 
Dec 19 21:28:15.969 INFO [stderr] warning: field is never used: `ur_to_df`
Dec 19 21:28:15.969 INFO [stderr]   --> src/coordinate/mod.rs:33:5
Dec 19 21:28:15.970 INFO [stderr]    |
Dec 19 21:28:15.970 INFO [stderr] 33 |     ur_to_df: u32,
Dec 19 21:28:15.970 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 21:28:15.970 INFO [stderr] 
Dec 19 21:28:15.971 INFO [stderr] warning: field is never used: `max_depth`
Dec 19 21:28:15.971 INFO [stderr]  --> src/solver/mod.rs:4:5
Dec 19 21:28:15.972 INFO [stderr]   |
Dec 19 21:28:15.972 INFO [stderr] 4 |     max_depth: u8,
Dec 19 21:28:15.972 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 21:28:15.972 INFO [stderr] 
Dec 19 21:28:15.973 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 19 21:28:15.973 INFO [stderr]  --> src/main.rs:1:12
Dec 19 21:28:15.973 INFO [stderr]   |
Dec 19 21:28:15.974 INFO [stderr] 1 | #![feature(inclusive_range_syntax)]
Dec 19 21:28:15.974 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:28:15.974 INFO [stderr]   |
Dec 19 21:28:15.975 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 21:28:15.975 INFO [stderr] 
Dec 19 21:28:15.991 INFO [stderr] warning: literal out of range for i8
Dec 19 21:28:15.991 INFO [stderr]    --> src/coordinate/mod.rs:527:27
Dec 19 21:28:15.991 INFO [stderr]     |
Dec 19 21:28:15.992 INFO [stderr] 527 |             arr[i / 2] &= 0xf0 | value;
Dec 19 21:28:15.992 INFO [stderr]     |                           ^^^^
Dec 19 21:28:15.992 INFO [stderr]     |
Dec 19 21:28:15.992 INFO [stderr]     = note: #[warn(overflowing_literals)] on by default
Dec 19 21:28:15.993 INFO [stderr]     = note: the literal `0xf0` (decimal `240`) does not fit into an `i8` and will become `-16i8`
Dec 19 21:28:15.993 INFO [stderr]     = help: consider using `u8` instead
Dec 19 21:28:15.993 INFO [stderr] 
Dec 19 21:28:16.084 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
Dec 19 21:28:17.837 INFO running `"docker" "inspect" "f032a0fa20e41ff36351fcef3070d072b52ab95d43b53ef77c7fb7e8817289a8"`
Dec 19 21:28:18.168 INFO running `"docker" "rm" "-f" "f032a0fa20e41ff36351fcef3070d072b52ab95d43b53ef77c7fb7e8817289a8"`
Dec 19 21:28:18.528 INFO [stdout] f032a0fa20e41ff36351fcef3070d072b52ab95d43b53ef77c7fb7e8817289a8